Finding the Fourth Proportional to 334,605.80, 461,553.10 and 198,550.08
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Solution
The fourth proportional to 334,605.80, 461,553.10 and 198,550.08 is: 273,878.71
Step by Step Solution
- Step 1: Write the proportion equation
334,605.80 : 461,553.10 = 198,550.08 : x - Step 2: Convert to fraction form
334,605.80/461,553.10 = 198,550.08/x - Step 3: Cross multiply
334,605.80x = 461,553.10 × 198,550.08 - Step 4: Simplify right side
334,605.80x = 91,641,404,929.25 - Step 5: Solve for x
x = 91,641,404,929.25/334,605.80 - Step 6: Final answer
x = 273,878.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.